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H标签如何正确使用

H标签用于定义HTML文档中的标题。一般来说，一个HTML文档应该只有一个H1标签，表示主标题，而后续的章节标题则可以使用H2、H3等标签。以下是正确使用H标签的示例： ```html My Website

Welcome to My Website

About Us

We are a small company dedicated to bringing you the best products.

Our Products

We offer a wide range of high-quality products to meet all your needs.

Product 1

Product description goes here.

Product 2

Product description goes here.

``` 在这个例子中，我们首先定义了一个H1标签，表示主标题。然后我们使用H2标签定义关于我们和我们的产品的章节标题。最后，我们使用H3标签定义每个产品的名称。请注意，每个标题都应该在前面使用较小的数字，例如，H2标签应该在H1标签之后使用，而H3标签应该在H2标签之后使用。

Public @ 2023-06-25 22:50:21

Alt文字的重要性

图片alt属性是搜索引擎唯一能识别的图片信息，因此，在优化网站时，尽可能利用alt属性阐述图片的主题内容，但是又要避免关键词的重叠堆砌，该图片属性作用也不仅仅告诉搜索引擎图片的主要信息，另外在图片出现加载失败时，还能够让访客理解图片所阐述的内容！用来对网页上的图片进行描述，光标在图片上时显示的提示语即采用该标签实现。从SEO和用户体验来看，ALT-代替属性都是必要的，其重要性主要有：网页内容相关性

Public @ 2022-10-09 15:16:45

网页页面标题如何优化

80%的网站标题很垃圾，15%的标题勉强，只有5%的标题比较优秀，让人侧目。我们的网站SEO负责人没有对标题重视！但其实，标题不只是一排文字而已，标题是窗口、是广告，是吸引用户点击的最基本入口！辛辛苦苦把排名做上去，却因为标题差而没有点击和流量，这样的结果你希望吗？笔者以经验总结5个技巧教你优化网站标题。1、长度事实证明，长标题比短标题更易吸引用户。有些企业为了突出自己，标题很短，10个字以内，但

Public @ 2014-09-14 16:08:42

H标签作用

在html里的每一个标签都有其自身的意义，而H标签作为标题标签，它的意义更是至关重要。对于H标签的用法特别是h1的用法一直是个争议的问题。一、H标签直观的告诉用户，网页哪部分是重要的，哪些是不那么重要的。heading 标签通常用来为用户展现网页的结构，由于heading 标签通常会使某些文字比普通的文字大，对于用户来说，便于他们更直观地看出这些文字的重要性，而且可以帮助他们理解heading文字

Public @ 2012-10-18 16:08:22

H标签如何正确使用

1、每个网页只能拥有一个<h1>标签当一个新站上线时，你的网站既没有很高的站内权重又没有强大的站外链接，那么请你们慎重的使用H1标签，它拥有强大的一面同时也有着它的副作用，h1标签就像一把锋利的双刃剑。不用它时你在优化的过程中会吃亏，而滥用它你也会吃亏。所以我们要学会善用它，记住每个页面只使用一次H1，并且H1中务必包含你网站的关键字。很好的利用它你会拥有非常意想不到的排名。2、<

Public @ 2022-07-17 16:08:21

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[ DB ] CONNECT:[ UseTime:0.024534s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.017619s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 9430 LIMIT 1 [ RunTime:0.016731s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.017203s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.017245s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.017931s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 9430 LIMIT 1 [ RunTime:0.016678s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+1 where id=9430 [ RunTime:0.017563s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站页面优化' AND `status` <> -1 LIMIT 1 [ RunTime:0.024481s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站页面优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.035779s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海H标签' AND `status` <> -1 LIMIT 1 [ RunTime:0.024114s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海H标签' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.034479s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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